Buggy code:
public class DataBaseStandardUtilities { public static boolean validate ( String budge , String password ) { } public static String getProvince ( ) { } public static String getCity ( ) { } public static String makeDynamicProvinceCity ( ) { } public static boolean checkAccessCode ( String code , String province , String city ) { } public static String getSelectedIncidents ( String filter , String user_id ) { } public static ArrayList < String [ ] > getIncidentActions ( String case_id ) { StringBuffer query = new StringBuffer ( ) ; <START_BUG> query . append ( ( "select<seq2seq4repair_space>" + ( ( ( ( ( ( ( ( ( "incident_action.userInfos_id<seq2seq4repair_space>as<seq2seq4repair_space>'User<seq2seq4repair_space>ID',<seq2seq4repair_space>" + "userinfos.username<seq2seq4repair_space>as<seq2seq4repair_space>'User<seq2seq4repair_space>Name',<seq2seq4repair_space>" ) + "incident_action.decription<seq2seq4repair_space>as<seq2seq4repair_space>'Description'<seq2seq4repair_space>" ) + "from<seq2seq4repair_space>incident_action<seq2seq4repair_space>" ) + "join<seq2seq4repair_space>" ) + "userinfos<seq2seq4repair_space>" ) + "on<seq2seq4repair_space>" ) + "incident_action.userInfos_id<seq2seq4repair_space>=<seq2seq4repair_space>userinfos.id<seq2seq4repair_space>" ) + "where<seq2seq4repair_space>" ) + "incident_action.incidentReports_id<seq2seq4repair_space>=<seq2seq4repair_space>" ) ) ) ; <END_BUG> query . append ( case_id ) ; ArrayList < String [ ] > incidentActions = DataBaseQuery . executeQuery ( query . toString ( ) ) ; return incidentActions ; } public static String getUserName ( String budge ) { } public static String getName ( String id ) { } public static String getUserId ( String budge ) { } public static int createLocation ( String street , String postalCode , String city , String province ) { } public static boolean addUser ( String budge , String userName , String firstName , String lastName , String email , String phone , String password , String province , String city ) { } public static int createReport ( String user , String plateNumber , String url , String description , String street , String postalCode , String city , String province ) { } public static boolean addCity ( String city , String province ) { } public static boolean changeStatusCase ( String case_id , String newStatus ) { } public static ArrayList < String [ ] > getCaseAndUserConnection ( String case_id , String user_id ) { } public static boolean createIncidentAction ( String case_id , String user_id , String comment ) { } public static boolean takeCase ( String case_id , String user_id ) { } public static boolean closeCase ( String case_id , String user_id , String comment ) { } public static boolean declineCase ( String case_id , String user_id ) { } public static String getRealIndexOfCity ( String province , String encrypted_city ) { } public static String getUsersProvince ( String badge_id ) { } public static String getUsersProvinceTwiterId ( String id ) { } public static boolean updateCaseComment ( String case_id , String user_id , String comment ) { } }

Fix:
query . append ( ( "select<seq2seq4repair_space>" + ( ( ( ( ( ( ( ( ( "incident_action.userInfos_id<seq2seq4repair_space>as<seq2seq4repair_space>'User<seq2seq4repair_space>ID',<seq2seq4repair_space>" + "userinfos.username<seq2seq4repair_space>as<seq2seq4repair_space>'User<seq2seq4repair_space>Name',<seq2seq4repair_space>" ) + "incident_action.description<seq2seq4repair_space>as<seq2seq4repair_space>'Description'<seq2seq4repair_space>" ) + "from<seq2seq4repair_space>incident_action<seq2seq4repair_space>" ) + "join<seq2seq4repair_space>" ) + "userinfos<seq2seq4repair_space>" ) + "on<seq2seq4repair_space>" ) + "incident_action.userInfos_id<seq2seq4repair_space>=<seq2seq4repair_space>userinfos.id<seq2seq4repair_space>" ) + "where<seq2seq4repair_space>" ) + "incident_action.incidentReports_id<seq2seq4repair_space>=<seq2seq4repair_space>" ) ) ) ;